CN106356234A - Self-pop-up water-proof rotary knob switch - Google Patents
Self-pop-up water-proof rotary knob switch Download PDFInfo
- Publication number
- CN106356234A CN106356234A CN201610951954.XA CN201610951954A CN106356234A CN 106356234 A CN106356234 A CN 106356234A CN 201610951954 A CN201610951954 A CN 201610951954A CN 106356234 A CN106356234 A CN 106356234A
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- China
- Prior art keywords
- contact
- switch
- movable contact
- cavity volume
- silica gel
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/02—Details
- H01H19/04—Cases; Covers
- H01H19/06—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
- H01H19/065—Casings hermetically closed by a diaphragm through which passes an actuating member
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Switches With Compound Operations (AREA)
- Push-Button Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention discloses a self-pop-up water-proof rotary knob switch, which comprises a switch outer cover and a rotary knob, wherein a switch cavity projecting outwards is formed on a side wall of the switch outer cover; a safety switch assembly is arranged in the switch cavity; the safety switch assembly comprises a shell and switch button; the switch button comprises a silicone rubber cup and a movable contact; the shell is provided with a first accommodating cavity, a second accommodating cavity, a first wiring terminal and a second wiring terminal; the silicone rubber cup comprises a base plate part, a port opening pat, a receiving cavity and a port closing part. When the silicone rubber cup is not squeezed by external force, the silicone rubber cup has elastic restoring force, and the port opening part pops up and causes the port closing part to squeeze and close the accommodating cavity, so that the first accommodating cavity can be completely isolated from the receiving cavity, and the first wiring terminal is enclosed, thus effectively preventing moisture from entering the first accommodating cavity, and the first wiring terminal and the second wiring terminal are completely cut off. The switch is water-proof, not prone to moisture and ageing, and high in safety.
Description
Technical field
The present invention relates to circuit control device, it is eject waterproof rotary switch.
Background technology
Switch is the device for control circuit power on/off, but due to switch in lie substantially in energising state (i.e.
Voltage is maintained on live wire), therefore when the switch not used time, the circuit in switch still leaves electricity, when liquid access switch, by
Voltage is still maintained on live wire, the moment that liquid enters makes the short circuit in switch, lead to electrical equipment or switch to burn, deposit
In higher safety issue.
Meanwhile, if switch is in the higher environment of steam for a long time, steam is aging by acceleration switch internal circuit
And oxidation, lead to on-off control failure.
The circuit in liquid or moisture switch therefore how is stoped to be a problem demanding prompt solution.
Content of the invention
The goal of the invention of the present invention is to provide for eject waterproof rotary switch, waterproof and non-moisture-sensitive is aging, safety
Performance is high.
In order to realize foregoing invention purpose, present invention employs technical scheme below: eject waterproof rotary switch, including
Switch outer housing and knob, described knob is socketed on switch outer housing inwall, and described switch outer cover sidewall is provided with the switch of outwardly convex
Cavity, is provided with safety switch assembly in described switch cavity；
Described safety switch assembly, including housing and shift knob；
- described shift knob includes movable contact, presses the silica gel leather cup that splenium and movable telescopic reset, and presses splenium and is located at
Outside housing, described silica gel leather cup presses the relative movable contact end of splenium positioned at same；
- described housing is provided with the first cavity volume and the second cavity volume, is provided with and is parallelly mounted to the first of housing side and connects in housing
Line terminals and the second binding post, the first binding post end is provided with the first contact site, and the first contact site is in the first cavity volume；
Second binding post end is provided with and is electrically connected second connecting portion with movable contact, and second connecting portion is located in the second cavity volume, activity
Contact and silica gel leather cup are respectively positioned in the second cavity volume；
- silica gel leather cup includes the chassis portion of plate-like and the quarrel portion of tubulose, the periphery in described chassis portion and inner walls phase
Fixing, be provided with the accommodating chamber accommodating movable contact in the middle part of described quarrel portion, the junction in described chassis portion and quarrel portion be provided with
The activity of silica gel leather cup opens and closes the breath oral area of accommodating chamber；
When plug inserted sheet insertion live wire sleeve when, inserted sheet push switch button makes movable contact inwardly move, press splenium to
Interior extruding silica gel leather cup, quarrel portion moves inward and extrudes chassis portion and deforms laterally, ceases oral area with the outside side shifting in chassis portion,
Connect between accommodating chamber and the first cavity volume and so that movable contact is passed through, movable contact front end is pressed on the first contact site, and second even
Socket part, movable contact and the first contact site are electrically connected successively, and switch is in connected state；
When plug is extracted in socket, shift knob is not subject to external force, makees in the chassis portion elastic recoil of silica gel leather cup
With under, quarrel portion drives movable contact to be together displaced outwardly, movable contact and the first contact portion from；And cease oral area by outside
Recover in situ, breath oral area extrudes and close the passage between accommodating chamber and the first cavity volume, switch is off.
Preferably, described quarrel portion is additionally provided with hard set portion, the sidewall surfaces in described hard set portion towards the one end in outside
It is provided with rigid outer layer, hard set portion is connected with quarrel portion and synchronizing moving, described movable contact is fixed on the middle part in hard set portion.
Preferably, described movable contact includes contact end and conductive contact bar portion, offers in described hard set portion
Bar portion lock chamber and end lock chamber, described end lock chamber is located at the side of hard set portion dorsad silica gel leather cup, contact bar portion
It is fixed on bar portion and fixes intracavity, contact end is fixed on end fixes intracavity.
Preferably, it is additionally provided with the guiding conical plate for chassis portion movement and deformation laterally, described guide cone in described housing
Plate is tapered, and guiding conical plate is located between the first cavity volume and the second cavity volume, is provided with and passes through for movable contact in the middle part of guiding conical plate
Through hole, described through hole connects the first cavity volume and the second cavity volume.
Preferably, it is additionally provided with the holding set for increasing breath oral area seal in described housing, described holding set is fixed on
Enclosure interior, described holding covers for annular external member, keeps set longitudinal section to be in " l " type, keeps set to include sleeve and holding base plate, institute
State quarrel portion to be sheathed in sleeve；When shift knob is not restored to the original state by external force, described breath oral area in sleeve and keeps base plate
Intersection extrudes and closes accommodating chamber.
Preferably, described chassis portion and the junction of inner walls are provided with the fold that more large deformation amount occurs for chassis portion
Ring, described fold ring ringwise wavy, described fold ring and chassis portion are integrally formed setting.
Preferably, the first contact site of described first binding post adopts memory alloy material, and the first contact site includes holding
Portion, for movable contact contact arc contact portion and heating make arc contact portion kink detached with movable contact；Described end
Portion is located at the two ends of the first contact site and is fixed with enclosure interior, and described bending part is between arc contact portion and end.
Preferably, described pushing projection is in cambered surface, presses splenium and is provided with arc groove towards the one side pushing projection, described arc
Connected in star matches with pushing projection.
Preferably, described switch outer housing is provided with 3 safety switch assemblies altogether, and described safety switch assembly is along switch outer housing week
To evenly distributed.
Compared with prior art, employ the eject waterproof rotary switch of technique scheme, there is beneficial effect as follows
Really:
First, eject waterproof rotary switch, the periphery in chassis portion in safety switch assembly and the housing of the present invention are adopted
Inwall connects, can effectively will be completely isolated to the first cavity volume of housing and the second cavity volume, and steam only can be from housing and quarrel
The junction in portion enters in the second cavity volume it is impossible to enter the first cavity volume, effectively stops steam or liquid from entering the first binding post
In its first contact site, increase protection to the first binding post, make the circuit in rotary switch completely cut off completely come it is ensured that
Before shift knob presses, rotary switch circuit is in absolute off-state, and the first contact site is in completely enclosed state.Cause
This, when press splenium eject when, rotary switch is safe, liquidproof anti-steam, be hardly damaged with aging.
2nd, because movable contact is fixed on inside silica gel leather cup, movable contact in use it is possible that slight crack,
The gap that steam is possible to the inwall with movable contact Yu quarrel portion enters receiving intracavity, and now breath oral area is in silica gel leather cup resilience
When, from chassis portion to quarrel portion moving process in, the accommodating chamber that movable contact is located completely closes, and so that accommodating chamber is connect with first
The first cavity volume that contact portion is located completely cuts off completely, even if steam enters accommodating chamber and also can be stopped by breath oral area so that whole safety open
Close the state that assembly is in disconnection.Only external force promotes and presses splenium, so that movable contact is moved forward and contacts the first contact site so that opening
The internal circuit connection closed, whole switch is just energized.
3rd, single rotary switch can comprise multiple safety switch assemblies, controls safety switch assembly by rotary knob
Keying, reach the purpose more than a control, and safety switch assembly waterproof is so that rotary switch can make in moist environment
With.
Brief description
Fig. 1 is the sectional view (do not stress state) of safety switch assembly in the present embodiment；
Fig. 2 is the sectional view (pressing splenium stress) of safety switch assembly in the present embodiment；
Fig. 3 is the sectional view in silica gel leather cup and hard set portion in the present embodiment；
Fig. 4 is the sectional view of movable contact in the present embodiment；
Fig. 5 be the present embodiment in silica gel leather cup partly cut open structural representation；
Fig. 6 is the structural representation keeping in the present embodiment covering；
Fig. 7 is the connection diagram (normal condition) of the first contact site and movable contact in the present embodiment；
Fig. 8 is the connection diagram (overload) of the first contact site and movable contact in the present embodiment；
Fig. 9 is the structural representation of eject waterproof rotary switch embodiment of the present invention；
Figure 10 is the sectional view of eject waterproof rotary switch embodiment of the present invention；
Figure 11 is the partial enlarged drawing at a in Figure 10.
Reference: 1, safety switch assembly；10th, the first binding post；100th, the first contact site；1000th, end；
1001st, arc contact portion；1002nd, kink；11st, the second binding post；110th, second connecting portion；12nd, guiding conical plate；2nd, keep
Set；20th, keep base plate；21st, sleeve；30th, silica gel leather cup；30a, chassis portion；30b, quarrel portion；300th, cease oral area；301st, fold
Ring；302nd, accommodating chamber；31st, hard set portion；310th, bar portion lock chamber；311st, end lock chamber；312nd, guide caulking groove；313rd, rigidity
Outer layer；32nd, movable contact；320th, contact bar portion；321st, contact end；322nd, guide ring；33rd, press splenium；4th, knob；40th, push away
Belling block；41st, switch cavity.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described further.
A kind of eject waterproof rotary switch as shown in Fig. 1 is to 11, including switch outer housing and knob 4,4 sets of described knob
It is connected to switch outer housing inwall, described switch outer cover sidewall is provided with the switch cavity 41 of outwardly convex, sets in described switch cavity 41
There are 3 safety switch assemblies 1, safety switch assembly 1 is evenly distributed along switch outer housing circumference.
The knob 4 being switched by rotary knob, you can make the pushing projection 40 of knob 4 bottom follow its common rotation,
Push projection 40 to act on the splenium 33 of pressing of safety switch assembly 1, reach single knob and control multiple safety switch assemblies 1
Keying effect.
As shown in Figure 10, the side wall of knob 4 be provided with rotate for promote safety switch assembly 1 press splenium 33 stretch push away
Belling block 40；Pushing projection 40 is in cambered surface, presses splenium 33 and is provided with arc groove towards the one side pushing projection 40, described arc is recessed
Groove matches with pushing projection 40.
As shown in figure 11, the arc groove pressed on splenium 33 is matched with the globoidal structure pushing projection 40, so that knob is existed
During rotation, pushing projection 40 and be docked to can have certain clamping pause effect, when the pushing of globoidal structure is convex when pressing splenium 33
Block 40 snaps in during groove then it represents that being aligned.
Rotary switch vertically fixedly mounts when mounted, installs rear knob 4 direction upward, its internal safety switch
The telescopic direction of the movable contact 32 in assembly 1 is flexible in horizontal plane, and liquid can be made to be not easy directly to be subject to action of gravity
Enter in the second cavity volume.
As shown in Figures 1 to 8, the safety switch assembly 1 in the present embodiment, including housing and shift knob.
As shown in figure 1, shift knob includes movable contact 32, presses the silica gel leather cup that splenium 33 and movable telescopic reset
30, press splenium 33 and be located at outside housing, silica gel leather cup 30 presses the relative movable contact of splenium 33 32 end positioned at same.
It is provided with the first binding post 10 being parallelly mounted to housing side and the second binding post 11, housing includes in housing
First cavity volume and the second cavity volume, the first binding post 10 end is provided with the first contact site 100, and the first contact site 100 is located at first
In cavity volume；Second binding post 11 end is provided with second connecting portion 110, and second connecting portion 110 is electrically connected with movable contact 32, the
Two connecting portions 110, movable contact 32 and silica gel leather cup 30 are respectively positioned in the second cavity volume.
As shown in figure 3, silica gel leather cup 30 includes chassis portion 30a and quarrel portion 30b, 30a is disc-shaped in chassis portion, quarrel portion
In a tubular form, quarrel portion 30b is vertically connected at chassis portion 30a to 30b.
The periphery of chassis portion 30a is fixed with inner walls phase by fold ring 301, fold ring 301 be located at chassis portion 30a and
Between inner walls, fold ring 301 ringwise wavy, fold ring 301 and chassis portion 30a are integrally formed setting, fold ring
301 can be compressed to a greater extent and be stretched it is ensured that chassis portion 30a can occur to deform to a greater extent.
It is provided with the accommodating chamber 302 accommodating movable contact 32, the connection of chassis portion 30a and quarrel portion 30b in the middle part of quarrel portion 30b
Place is provided with breath oral area 300, and the wall thickness of breath oral area 300 is more than the wall thickness of quarrel portion 30b.
It is additionally provided with holding set 2 and guiding conical plate 12 in housing.Keep set 2 to be fixed on enclosure interior, keep set 2 to be annular sleeve
Part, keeps set 2 longitudinal sections to be in " l " type, keeps set 2 to include sleeve 21 and keep base plate 20, quarrel portion 30b is sheathed on sleeve 21
Interior, the thickness of breath oral area 300 is more than the inwall radius of sleeve 21；When shift knob is not restored to the original state by external force, cease oral area 300
Extrude and close accommodating chamber 302 in sleeve 21 and holding base plate 20 intersection.Increase breath oral area 300 when silica gel leather cup 30 recovers
Sealing to accommodating chamber 302.
Guiding conical plate 12 can guide to the moving direction of chassis portion 30a, and guiding conical plate 12 is tapered, guiding conical plate
12 are located between the first cavity volume and the second cavity volume, are provided with the through hole passing through for movable contact 32 in the middle part of guiding conical plate 12, and through hole is even
Logical first cavity volume and the second cavity volume.
As shown in Fig. 2 when knob 4 rotation makes pushing projection 40 extruding press splenium 33, pressing splenium 33 and drive quarrel portion 30b
Move to case inside, 30b extruding breath oral area 300 in quarrel portion is along guiding conical plate 12 to two side shifting up and down of the second cavity volume, bottom
Pan portion 30a is extruded and drives fold ring 301 to deform, and breath oral area 300 also moves to periphery, and the accommodating chamber 302 at middle part is opened, and
And the contact bar portion 320 of movable contact 32 is contacted with the first contact site 100 by the through hole of guiding conical plate 12, realize the second connection
The electric connection in portion 110, movable contact 32 and the first contact site 100, safety switch assembly 1 is in connected state, safety switch group
Part 1 closing of circuit.
As shown in figure 1, making pushing projection 40 depart from the contact with pressing splenium 33 when knob 4 rotates, silica gel leather cup 30 is not subject to
Power, under the reset response of the Elastic stress of silica gel, chassis portion 30a is replied from the two ends of the second cavity volume to middle part, and activity is touched
32 follow quarrel portion 30b from enclosure interior to outside mobile, and breath oral area 300 also has outside to enter in the sleeve 21 keeping set 2,
Because the barrel internal diameter of sleeve 21 is less than the thickness of breath oral area 300, breath oral area 300 is in the junction of sleeve 21 and holding base plate 20
Mutually extrude, accommodating chamber 302 is closed, disconnect accommodating chamber 302 and the connection of the first cavity volume, by rigid holding set 2 increase
The sealing of breath oral area 300, simultaneously safety switch assembly home loop be changed into opening a way, the first binding post and second terminals
The connection of son disconnects, even if now there being steam to enter in accommodating chamber 302 from bar portion lock chamber 310, due to ceasing the extruding of oral area 300
Sealing process, intercepts to steam, makes the first cavity volume be in air-tight state, safety switch assembly 1 power-off.
Quarrel portion 30b is additionally provided with hard set portion 31 towards the one end in outside, and the sidewall surfaces in hard set portion 31 are provided with rigidity
Outer layer 313, inside hard set portion 31 be and silica gel leather cup 30 material identical silica gel, hard set portion 31 is connected with quarrel portion 30b
And synchronizing moving, movable contact 32 is fixed on the middle part in hard set portion 31.Be increased by increase rigid outer layer 313 and press splenium 33
Anti-bending strength, even if press during pressure Impact direction producing crooked, also hard set portion 31 also will not will not be bent and making firmly
Cannot stretch in matter set portion 31.
Movable contact 32 is in " t " type, including contact end 321 and conductive contact bar portion 320, opens up in hard set portion 31
Have bar portion lock chamber 310 and end lock chamber 311, end lock chamber 311 be located at hard set portion 31 dorsad silica gel leather cup 30 one
Side, contact bar portion 320 is fixed in bar portion lock chamber 310, and contact end 321 is fixed in end lock chamber 311.
Bar portion lock chamber 310 and end lock chamber 311 effectively improve fixation in hard set portion 31 for the movable contact 32, prevent
Stop skew and the dislocation abjection phenomenon that it produces in rubber cup 30 deformation and moving process.
One side surface of contact end 321 dorsad contact bar portion 320 is provided with to be easy to contact end 321 and passes through bar portion lock chamber
310 reach end lock chambers 311 and prevent the guide ring 322 of contact end 321 displacement, and the thickness of guide ring 322 is by contact
End 321 edge, to inner side incremented by successively, is provided with end lock chamber 311 and is adapted guiding caulking groove 312 with guide ring 322.Lead
It is effectively to improve the installation of movable contact 32 to the effect of ring 322, and increase its fixed effect.
First contact site 100 of the first binding post 10 adopts memory alloy material, and the first contact site 100 includes end
1000th, it is used for making arc contact portion 1001 detached with movable contact 32 curved with the arc contact portion 1001 of movable contact contact and heating
Folding part 1002；End 1000 is located at the two ends of the first contact site 100 and is fixed with enclosure interior, and kink 1002 is located at arc and touches
Between portion 1001 and end 1000.
The memory alloy material adopting in the present embodiment has a feature, that is, when the first contact site 100 temperature rises, curved
The bending angle of folding part 1002 can become big, and end 1000 is the fixation for the first contact site 100 two ends.
As shown in Figure 7 and Figure 8, when the power switching vigour part is excessive or transships, the electricity passing through in the first contact site 100
Stream is larger, and the heat of generation becomes many, and the first contact site 100 bulk temperature rises, because end 1000 two ends are fixing, therefore
Kink 1002 shrinks and close to two ends, and arc contact portion 1001 is overall to be offset to the left side, produces spacing simultaneously with movable contact 32
Disconnect with movable contact 32, now switch is off, it is to avoid electrical appliance overload is it is ensured that safety.
It is more than the preferred embodiment of the present invention, former without departing from the present invention for the person of ordinary skill of the art
On the premise of reason, some modifications and improvement can also be made, these also should be regarded as protection scope of the present invention.
Claims (9)
1. eject waterproof rotary switch, including switch outer housing and knob (4), described knob (4) is socketed on switch outer housing inwall,
It is characterized in that: described switch outer cover sidewall is provided with the switch cavity (41) of outwardly convex, is provided with described switch cavity (41)
Safety switch assembly (1),
Described safety switch assembly (1), including housing and shift knob；
- described shift knob includes movable contact (32), presses the silica gel leather cup (30) that splenium (33) and movable telescopic reset, and presses
Splenium (33) is located at outside housing, and described silica gel leather cup (30) presses relative movable contact (32) end of splenium (33) positioned at same；
- described housing is provided with the first cavity volume and the second cavity volume, is provided with the first terminals being parallelly mounted to housing side in housing
Sub (10) and the second binding post (11), the first binding post (10) end is provided with the first contact site (100), the first contact site
(100) it is located in the first cavity volume；Second binding post (11) end is provided with and electrically connects second connecting portion with movable contact (32)
(110), second connecting portion (110) is located in the second cavity volume, and movable contact (32) and silica gel leather cup (30) are respectively positioned on the second cavity volume
Interior；
- silica gel leather cup (30) includes the chassis portion (30a) of plate-like and the quarrel portion (30b) of tubulose, outside described chassis portion (30a)
Week is fixed with inner walls phase, is provided with the accommodating chamber (302) accommodating movable contact (32) in the middle part of described quarrel portion (30b), described
The junction of chassis portion (30a) and quarrel portion (30b) is provided with the breath oral area opening and closing accommodating chamber (302) with silica gel leather cup (30) activity
(300)；
When knob (4) rotation makes pushing projection (40) extruding press splenium (33), press splenium (33) and drive quarrel portion (30b) to shell
Side shifting in vivo, movable contact (32) inwardly moves, and presses splenium (33) and inwardly extrudes silica gel leather cup (30), quarrel portion (30b) is inside
Move and extrude chassis portion (30a) to deform laterally, breath oral area (300) is with chassis portion (30a) outwards side shifting, accommodating chamber
(302) connect between the first cavity volume and so that movable contact (32) is passed through, movable contact (32) front end is pressed on the first contact site
(100), second connecting portion (110), movable contact (32) and the first contact site (100) are electrically connected successively, and switch is in connected state
State；
Pushing projection 40 is made to depart from the contact with pressing splenium 33 when knob 4 rotates, silica gel leather cup 30 does not stress, in silica gel leather cup
(30), under chassis portion (30a) elastic recoil effect, quarrel portion (30b) drives movable contact (32) to be together displaced outwardly, activity
Contact (32) is separated with the first contact site (100)；And cease oral area (300) to be recovered in situ by outside, breath oral area (300) extrudes
And close passage between accommodating chamber (302) and the first cavity volume, switch is off.
2. eject waterproof rotary switch according to claim 1 it is characterised in that: described quarrel portion (30b) is towards outer
One end of side is additionally provided with hard set portion (31), and the sidewall surfaces of described hard set portion (31) are provided with rigid outer layer (313), hard set
Portion (31) is connected with quarrel portion (30b) and synchronizing moving, and described movable contact (32) is fixed on the middle part in hard set portion (31).
3. eject waterproof rotary switch according to claim 2 it is characterised in that: described movable contact (32) includes touching
Cephalic par (321) and conductive contact bar portion (320), offer bar portion lock chamber (310) and end in described hard set portion (31)
Portion's lock chamber (311), described end lock chamber (311) is located at the side of hard set portion (31) dorsad silica gel leather cup (30), contact
Bar portion (320) is fixed in bar portion lock chamber (310), and contact end (321) is fixed in end lock chamber (311).
4. eject waterproof rotary switch according to claim 1 it is characterised in that: be additionally provided with the bottom of in described housing
The guiding conical plate (12) of pan portion (30a) movement and deformation laterally, described guiding conical plate (12) is tapered, and guiding conical plate (12) is located at
Between first cavity volume and the second cavity volume, in the middle part of guiding conical plate (12), it is provided with the through hole passing through for movable contact (32), described through hole
Connect the first cavity volume and the second cavity volume.
5. eject waterproof rotary switch according to claim 1 it is characterised in that: be additionally provided with for increasing in described housing
Increase the interest the holding set (2) of oral area (300) seal, described keep set (2) to be fixed on enclosure interior, described holding set (2) is ring
Shape external member, keeps set (2) longitudinal section to be in " l " type, keeps set (2) to include sleeve (21) and keep base plate (20), described quarrel portion
(30b) it is sheathed in sleeve (21)；When shift knob is not restored to the original state by external force, described breath oral area (300) is in sleeve (21)
Extrude and close accommodating chamber (302) with keeping base plate (20) intersection.
6. eject waterproof rotary switch according to claim 1 it is characterised in that: described chassis portion (30a) and housing
The junction of inwall is provided with the fold ring (301) that more large deformation amount occurs for chassis portion (30a), and described fold ring (301) is in ring
Shape wavy, described fold ring (301) and chassis portion (30a) are integrally formed setting.
7. eject waterproof rotary switch according to claim 1 it is characterised in that: described first binding post (10)
First contact site (100) adopts memory alloy material, and the first contact site (100) includes end (1000), is used for same movable contact
The arc contact portion (1001) of contact and heating make arc contact portion (1001) kink (1002) detached with movable contact (32)；Institute
State end (1000) to be located at the two ends of the first contact site (100) and fix with enclosure interior, described kink (1002) is located at arc
Between shape contact portion (1001) and end (1000).
8. eject waterproof rotary switch according to claim 1 it is characterised in that: described pushing projection (40) be in arc
Face, press splenium (33) towards push projection (40) one side be provided with arc groove, described arc groove with pushing projection (40) phase
Cooperation.
9. eject waterproof rotary switch according to claim 1 it is characterised in that: described switch outer housing be provided with 3 altogether
Safety switch assembly (1), described safety switch assembly (1) is evenly distributed along switch outer housing circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610951954.XA CN106356234B (en) | 2016-11-02 | 2016-11-02 | Eject waterproof rotary switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610951954.XA CN106356234B (en) | 2016-11-02 | 2016-11-02 | Eject waterproof rotary switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106356234A true CN106356234A (en) | 2017-01-25 |
| CN106356234B CN106356234B (en) | 2018-04-24 |
Family
ID=57864332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610951954.XA Active CN106356234B (en) | 2016-11-02 | 2016-11-02 | Eject waterproof rotary switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106356234B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2870120Y (en) * | 2006-03-16 | 2007-02-14 | 朱纪根 | Enclosed stroke switch |
| CN204497442U (en) * | 2015-04-29 | 2015-07-22 | 浙江安达电线电缆有限公司 | A kind of two-stage non-rewirable plug |
| CN105977699A (en) * | 2016-07-07 | 2016-09-28 | 温州国好机电科技有限公司 | Moisture-proof safety socket |
| CN206116263U (en) * | 2016-11-02 | 2017-04-19 | 温州国好机电科技有限公司 | Water rotating button switch is prevented to automatic ejection formula |
-
2016
- 2016-11-02 CN CN201610951954.XA patent/CN106356234B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2870120Y (en) * | 2006-03-16 | 2007-02-14 | 朱纪根 | Enclosed stroke switch |
| CN204497442U (en) * | 2015-04-29 | 2015-07-22 | 浙江安达电线电缆有限公司 | A kind of two-stage non-rewirable plug |
| CN105977699A (en) * | 2016-07-07 | 2016-09-28 | 温州国好机电科技有限公司 | Moisture-proof safety socket |
| CN206116263U (en) * | 2016-11-02 | 2017-04-19 | 温州国好机电科技有限公司 | Water rotating button switch is prevented to automatic ejection formula |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106356234B (en) | 2018-04-24 |
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